Finite Group Databasebeta
Cayley diagram

C2×#2462 #34686

order256
nilpotency class2
isoclinismisoclinic class of #2403
automorphismAut(G) order 524288
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28

Aliases

direct productC2×#2462

Subgroups

subgroupG/H
center, socle, prime radicalC24C24
commutator, Frattini, cosocleC23C25
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1243 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 22 points:

(1,2);(8,11)(12,14)(15,16,20,18)(17,19,22,21);(4,6)(8,11)(12,14)(15,17,20,22)(16,21,18,19);(3,4)(5,6)(7,8)(9,12)(10,11)(13,14)(15,18,20,16)(17,19,22,21);(7,9,10,13)(8,12,11,14)(15,19)(16,17)(18,22)(20,21)

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#221399, #221463, #224064, …
maximal normal subgroup of#221399, #221463, #224064, …
maximal quotient ofC2×#13889, C2×#13927, C2×#13985, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 27674);